Finding the Third Proportional to 20,634 and 30,087

Step by Step Solution

1. Step 1: Write the proportion equation
   20,634 : 30,087 = 30,087 : x
2. Step 2: Convert to fraction form
   20,634/30,087 = 30,087/x
3. Step 3: Cross multiply
   20,634x = 30,087 × 30,087
4. Step 4: Simplify right side
   20,634x = 905,227,569
5. Step 5: Solve for x
   x = 905,227,569/20,634
6. Step 6: Final answer
   x = 43,870.68